Ext.define("ZYY.view.viewport.center", {
	extend : "Ext.tab.Panel",
	alias : 'widget.center',
	autoHeight: true,
    activeTab: 0,
    items: [{
        title: '首页&nbsp;',//extjs4 bug ie 下
        iconCls:'home',
        html: 'Creating more tabs...'
    }],
	initComponent:function(){
		console.log('布局'+this.$className+'初始化');
		this.callParent(arguments);
	}
});